Amplifier for ceiling speaker

SCPRO 4A is an installation amplifier inside SCPRO Series, with attractive features which allow to make a big number of installations and diversified control possibilities.

It has a sensitivity adjustment from -infin to 0dB and two operating modes: Bridge (normal mode) and Parallel (for additional configurations). The shutdown function allows to enable the standby mode remotely.


 

Applications

Installation
- Adjustable Sensitivity.
- Parallel: 2 x 20W 4 Ohm (24Vdc).
- Bridge: 1 x 40W 8 Ohm (24Vdc).
- Analog input.
- Bridge mode / Parallel mode.
- Remote turn on and turn off.
- Line output.


Amplified Module:
 
SCPRO 4A
Output Power (Bridge)
1 x 40W 8 Ohm (24Vdc)
Output Power (Parallel)
2 x 20W 4 Ohm (24Vdc)
Sensitivity Vrms
225mVrms(bal) / 450mV(unbal);
sens 0dB
Output monitor Level Vrms
890 mVrms (nominal input line)
Recommended Power Supply
24 Vdc - 1.7A
THD+N
<0.08%
Function modes
Parallel / Bridge
Gain
20dB
Minimum Load
Parallel 4 Ohm /
Bridge 8 Ohm
Dimensions (WxHxD)
99x30x89 mm
Weight
240 g

Connections:
 
SC PRO 4A
Terminal block
14 pin Euroblock connector
Sensitivity
Knob from -infin to 0dB
Function mode selector
Parallel / Bridge
Input
Bal. 3 pin (IN+, IN-, GND) / Unbal. 2 pin (IN+, GND)
Shutdown function
1 pin (SD_TPA) + 1 pin GND
Monitor Output
Bal. 3 pin (Out+, Out-, GND) / Unbal. (Out+, GND)
Speaker 1
2 pin (+, -)
Speaker 2
2 pin (+, - )
Power
2 pin (24 VDC, GND)
  Manual
Download

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